Home / 18,875.04-26,046.54-10,491

Finding the Fourth Proportional to 18,875.04, 26,046.54 and 10,491

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Solution

The fourth proportional to 18,875.04, 26,046.54 and 10,491 is: 14,477.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,875.04 : 26,046.54 = 10,491 : x
  2. Step 2: Convert to fraction form
    18,875.04/26,046.54 = 10,491/x
  3. Step 3: Cross multiply
    18,875.04x = 26,046.54 × 10,491
  4. Step 4: Simplify right side
    18,875.04x = 273,254,251.14
  5. Step 5: Solve for x
    x = 273,254,251.14/18,875.04
  6. Step 6: Final answer
    x = 14,477.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.